Patent CA-2046206-A1 (CA)
Title: Pyrimidine derivative
Inventor: HIRATSUKA MITSUNORI
IPC: A01N47/24
Filed: 1991-07-04
Abstract: ABSTRACT OF THE DISCLOSURE          A pyrimidine derivative having the formula,   (I) wherein each of R1 and R2, which may be the same or different, is C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkoxy or halogen;         R3 is hydrogen, C1-C6 alkyl, phenyl or phenyl substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl, nitro and halogen; each of R4 and R5, which may be the same or different, is hydrogen, C1-C6 alkyl, halo C1-C6 alkyl, phenyl, phenyl substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl, nitro and halogen, benzyl, phyridyl, pyridyl substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl, nitro and halogen, quinolinyl, quinolinyl substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C5 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl, nitro and halogen, C1-C6 alkylcarbonyl, C1-C6 alkoxycarbonyl, and   may be    , wherein A1 is C4-C7 alkylene, C4-C7 alkylene substituted with C1-C6 alkyl, a group of the formula, -(CH2)q-A2-(CH2)r-, wherein A2 is S, O,   , ?, NR9,    wherein R9 is hydrogen, C1-C6 alkyl, q and r are integer and satisfy the inequalities, 3 ? q+r ? 6, q ? 1, r ? 1, or a group of the formula, -(CH2)q-A2-(CH2)r-, substituted with C1-C6 alkyl wherein q, r and A2 are as defined above; or a group of the formula,   wherein A is C2-C4 alkylene or C2-C4 alkylene substituted with C1-C6 alkyl, or a group of the formula,   wherein A is as defined above;     X is oxygen or sulfur;     Z is nitrogen or CY4;     each of Y1, Y2 and Y3, which may be the same or different, is hydrogen, halogen, C1-C6 alkyl or C1-C6 alkoxy; and Y4 is hydrogen, hydroxyl, mercapto, nitro, halogen, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkynyl, C1-C6 alkoxy, C1-C6 alkenyloxy, C3-C6 alkynyloxy, halo C1-C6 alkyl, halo C2-C6 alkenyl, halo C2-C6 alkynyl, halo C1-C6 alkoxy, halo C3-C6 alkenyloxy, halo C3-C6 alkynyloxy, C1-C6 alkoxy C1-C6 alkyl, C3-C6 alkenyloxy C1-C6 alkyl, C3-C6 alkynyloxy C1-C6 alkyl, cyano, formyl, carboxyl, C1-C6 alkoxycarbonyl, C3-C6 alkenyloxycarbonyl, C3-C6 alkynyloxycarbonyl, phenyl, phenyl substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl and halogen, phenoxy, phenoxy substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl and halogen, phenylthio, phenylthio substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl and halogen, benzyloxy, benzyloxy substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxy-carbonyl and halogen, benzylthio, benzylthio substituted with at least one member selected from the group consisting of C1-C6 alkyl, C1-C6 alkoxy, halo C1-C6 alkyl, C1-C6 alkoxycarbonyl and halogen,        , wherein each of R8 and R6, which may be the same or different, is hydrogen, C1-C6 alkyl, C3-C6 alkenyl or C3-C6 alkynyl,       , wherein R8 and R6 are as defined above,   , wherein R7 is C1-C6 alkyl, C3-C6 alkenyl or C3-C6 alkynyl and m is an integer of 0, 1 or 2,        , wherein X1 is oxygen or sulfur, and R7 is as defined above, or        , wherein R7 and m are as defined above, and n is an integer from 1 to 4.